Developer cartridge and developer replenishing apparatus

Details Developer cartridge and developer replenishing apparatus Developer cartridge and developer replenishing apparatus

1998-01-12

1999-03-30

Royer, William

Electrophotography

Image formation

Development

222DIG1, 399263, G03G 1508

Patent

active

058900403

ABSTRACT:
A toner container for use in an image forming apparatus having a toner receiving section, includes a cylindrical container body in which toner is stored, the cylindrical container body having a toner discharging end and provided with a spiral rib provided on its inner circumferential surface so that toner is conveyed toward the toner discharging end by the spiral rib when the cylindrical container body is rotated, the cylindrical container body further having a cylindrical portion with a discharging port on the toner discharging end; and a sleeve member mounted around the cylindrical portion so that the discharging port is closed by the sleeve member, the sleeve member movable in the axial direction of the cylindrical portion so that when the toner container is attached to the toner receiving section of the image forming apparatus, the sleeve member is moved so as to open the toner discharging port.

REFERENCES:
patent: 5260750 (1993-11-01), Ishida et al.
patent: 5398849 (1995-03-01), Smith et al.
patent: 5589919 (1996-12-01), Ikunami et al.
patent: 5794108 (1998-08-01), Yoshizawa et al.

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